Tuyuhun invasion of Gansu: Chai Shao defeats a Tuyuhun invasion of Gansu
622
Rebel Li Zitong tries to flee from Chang'an but is arrested and executed
May 28, 621
Battle of Hulao: Tang forces defeat the warlord Dou Jiande and he is captured by Li Shimin
620
Li Shimin defeats Liu Wuzhou
619
Yuwen Huaji is killed by Dou Jiande
619
Wang Bo (王薄) and Du Fuwei surrender to Tang
619
Some of the most powerful independent forces include Wang Shichong in Luoyang, Liu Wuzhou in north Shanxi, Dou Jiande in Hebei, and Shen Faxing in the south
November 29, 618
Battle of Qianshuiyuan: Li Shimin defeats pretender Xue Rengao and his short lived state of Qin
June 12, 618
Li Yuan (Emperor Gaozu of Tang - note that Tang emperor naming convention uses the posthumous Temple Name) deposes Yang You and founds the Tang dynasty; so ends the Sui dynasty